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HRMS Analytical Methods |
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Air
Toxics Analytical Services
The HRMS Services Group performs USEPA and CARB methods in support of ambient air
monitoring and stack source emissions testing. ALTA currently provides air toxics
analytical services to clients in the far east and the USA. ALTA has been a major service
provider to the California Air Resources Board.
Air Methods by HRMS
| Method | Media | Target Compounds |
| USEPA 23 | MM5 | Dioxins/Furans |
| USEPA TO9 | PUF | Dioxins/Furans |
| USEPA TO13 | PUF or MM5 | PAHs |
| CARB 428 | MM5 | Dioxins/Furans, PCBs |
| CARB 429 | MM5 | PAHs |
Sample Matrix key:
PUF= Polyurethane Foam
MM5 = XAD Resin
Typical Dioxin/Furan Detection Limits using HRMS and LRMS
| Method | Type | Media |
Cl4 |
Cl5-Cl7 |
Cl8 |
| EPA Method 23 | HRMS | MM5 | 1-5 pg/smpl | 2-20 pg/smpl | 50 pg/smpl |
| CARB Method 428 | HRMS | MM5 | 1-5 pg/smpl | 2-20 pg/smpl | 50 pg/smpl |
| CARB Method 428 | LRMS | MM5 | 100 pg/smpl | 500 pg/smpl | 1000 pg/smpl |
| EPA Method TO-9 | HRMS | PUF | 1-5 pg/smpl | 2-20 pg/smpl | 50 pg/smpl |
Typical Reporting Limits for PAHs and PCBs
| Method | Type | Media | Reporting Limits (ng/sample) |
| EPA Method TO-13 ( PAHs) | HRMS | MM5 or PUF | 5-10 |
| EPA Method TO-13 (PAHs) | LRMS | MM5 or PUF | 100-200 |
| CARB Method 429 (PAHs) | HRMS | MM5 | 5-10 |
| CARB Method 429 (PAHs) | LRMS | MM5 | 100-200 |
| CARB Method 428 (PCBs) | HRMS | MM5 | 1-5 |
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